diff --git a/setup.cfg b/setup.cfg
index 87e5e4a3..e2e70c16 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.3.1-rc1
+current_version = 0.3.1
 commit = True
 tag = True
 tag_name = {new_version}
diff --git a/setup.py b/setup.py
index f0f596c3..12626bf5 100644
--- a/setup.py
+++ b/setup.py
@@ -54,7 +54,7 @@
 
 setup(
     name="cellfinder-core",
-    version="0.3.1-rc1",
+    version="0.3.1",
     description="Automated 3D cell detection in large microscopy images",
     long_description=long_description,
     long_description_content_type="text/markdown",
diff --git a/src/cellfinder_core/__init__.py b/src/cellfinder_core/__init__.py
index 27c015e1..4f71949e 100644
--- a/src/cellfinder_core/__init__.py
+++ b/src/cellfinder_core/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "0.3.1-rc1"
+__version__ = "0.3.1"
 __author__ = "Adam Tyson, Christian Niedworok, Charly Rousseau"
 __license__ = "BSD-3-Clause"